File content as of revision 12:60c856354406:

#include "snake.h"

Snake::Snake()
{

}

Snake::~Snake()
{
}



void Snake::init()
{
    _x0 = 48;
    _x1 = 48;
    _x2 = 48;
    _x3 = 48;
    _x4 = 48;
    _x5 = 48;

    _y0 = 20;
    _y1 = 19;
    _y2 = 18;
    _y3 = 17;
    _y4 = 16;
    _y5 = 15;
    
    _apx = 48;
    _apy = 25;
    _gameover = false;
    _reset_apple = false;
    _score = 0;
    _direction = up;
    _countdown = 30;
    //  Vector2D *_snakebody = new Vector2D [_length];
}

Vector2D Snake::get_Snakehead()
{
    Vector2D Snakehead;
    Snakehead.x = _x0;
    Snakehead.y = _y0;

    return Snakehead;

}





void Snake::apple_collected(N5110 &lcd, Gamepad &pad)
{

    //need to code clear apple and make sure apple isnt spawning every time
    if((_x0 == _apx) && (_y0 == _apy)) {

        //   _countdown = _reset_value;
        _score++;
        _reset_apple = true;
        _countdown =10;          //causes new apple position to be generated
        pad.tone(1500.0,0.5);
        pad.led(2, 1);
        pad.led(4, 1);

        //pad.led(2, 0);
        //pad.led(4, 0);



    } else {
        _countdown = _countdown - 1;
        printf("  countdown = %d      score   %d  ", _countdown ,_score);

    }
}

int Snake::get_countdown()
{
    return _countdown;
}


void Snake::check_gameover(N5110 &lcd)   //code where it hits itself
{
        if (_x0 == 0 ||_x0 == 84 || _y0 == 32 || _y0 == 0) {   //how do i access snakehead.headx

            _gameover = true;
        }
        if ((_x0 == _x1 && _y0 == _y1) || (_x0 == _x2 && _y0 == _x2) || (_x0 == _x2 && _y0 == _y2) || (_x0 == _x3 && _y0 == _y3) || (_x0 == _x4 && _y0 == _y4)|| (_x0 == _x5 && _y0 == _y5)) {
            _gameover = true;
        }
        if(_countdown == 0) {
            _gameover = true;                                                  //|| (_x0 == _x4 && _y0 == _y4))

        }
    }

void Snake::gameover_true(N5110 &lcd)
{

    while (_gameover == true) {

        lcd.printString( "  Game Over L ", 0, 2 );    
    char buffer1[14];
    sprintf(buffer1,"%2d",_score);
    lcd.printString(buffer1,0 ,48);  // font is 8 wide, so leave 4 pixel gape from middle assuming two digits


        if (_score <= 7) {
            lcd.printString("    Loser     ", 0,10);
        }
        if (7< _score <= 25) {
            lcd.printString("    Good Job!     ", 0,10);
        } else {
            lcd.printString("    SNAKE PRO     ", 0,10);
            lcd.printString(" ~.~.~.~.<8>~  ", 0, 5);

        }

    }
}

void Snake::render(N5110 &lcd)
{
    lcd.refresh();

    //apple
    lcd.setPixel(_apx, _apy,1);                        //apple

    lcd.drawRect(0, 0, 84, 40, FILL_TRANSPARENT);    //game
    lcd.setPixel(_x0, _y0,1);                        //snake
    lcd.setPixel(_x1, _y1,1);
    lcd.setPixel(_x2, _y2,1);
    lcd.setPixel(_x3, _y3,1);
    lcd.setPixel(_x4, _y4,1);
    lcd.setPixel(_x5, _y5,1);
    }





void Snake::get_direction(Gamepad &pad)
{
   // int x;
    Directions direction = _direction;
    if(direction != left) {
        if (pad.A_pressed()) {

            _direction = right;
     //       x=1;
        }
    }
    if(direction != right) {
        if (pad.Y_pressed()) {

            _direction = left;
      //      x=2;
        }

        //check these are orrecrt
    }
    if(direction != down) {
        if (pad.B_pressed()) {
     //       x=3;
            _direction = up;
        }
    }
    if(direction != up) {
        if (pad.X_pressed()) {

            _direction = down;
     //       x=4;
        }
    } else {
        _direction = _direction;

    }
    //  printf("direction %d ", x);
}



void Snake::move_snake()
{
    if (_direction == up) {
        _x5 = _x5; 
        _x4 = _x3;      
        _x3 = _x2;
        _y3 = _y2;
        _x2 = _x1;
        _y2 = _y1;
        _x1 = _x0;
        _y1 = _y0;

        _x0 = _x0;
        _y0 = _y0 + 1;
    }
    if (_direction == down) {
        _x5 = _x4;
        _x4 = _x3;
        _x3 = _x2;
        _y3 = _y2;
        _x2 = _x1;
        _y2 = _y1;
        _x1 = _x0;
        _y1 = _y0;

        _x0 = _x0;
        _y0 = _y0 - 1;

    }
    if (_direction == left) {

        _x3 = _x2;
        _y3 = _y2;
        _x2 = _x1;
        _y2 = _y1;
        _x1 = _x0;
        _y1 = _y0;

        _x0 = _x0 - 1;
        _y0 = _y0;



    }

    if (_direction == right) {
        _x3 = _x2;
        _y3 = _y2;
        _x2 = _x1;
        _y2 = _y1;
        _x1 = _x0;
        _y1 = _y0;

        _x0 = _x0 + 1;
        _y0 = _y0;


    } else
        _direction = _direction;
}


void Snake::render_clear_tail(N5110 &lcd)
{

    lcd.setPixel(_x5, _y5, false);
}

bool Snake::get_gameover()
{
    return _gameover;
}
int Snake::get_score()
{
    return _score;
}
int Snake::get_oldscore()
{
    return _oldscore;
}


int Snake::get_reset_value()
{
    return _reset_value;
}

void Snake::get_Apple_position(N5110 &lcd)
{
    if(_reset_apple == true)
     {
    lcd.setPixel(_apx, _apy,0);
        _apx = rand()%82+1;
        _apy = rand()%30+1;

        _reset_apple = false;
    } else {
        _apx = _apx;
        _apy = _apy;
    }

}
/*
void Snake::get_time(Timer &timer)
{
    ticker.attach(&flip, 2.0);
    _realtime = timer.read();
    _display_time = (Reset_value - _realtime);
    int x = _realtime;
    int y = _display_time;

    printf("12-T = %d     t =  %d   ", y, x);
*/

int Snake::set_reset_value()
{

    if (0 <= _score && _score < 10) {
        _reset_value = 12;
    }
    if (10 <= _score && _score < 15) {
        _reset_value = 10;
    }
    if (15 <= _score && _score < 20) {
        _reset_value = 8;
    } else {
        _reset_value = 6;
    }

    return _reset_value;
}


//void Snake::print_display_time(N5110 &lcd)
//{
  //  int countdown = _realtime;

  //  char buffer1[14];
    //sprintf(buffer1,"%2d",countdown);
    //lcd.printString(buffer1,WIDTH/2,30);  // font is 8 wide, so leave 4 pixel gape from middle assuming two digits
    //char buffer2[14];
    
//}